Just had call from app developer offering me solution that'd incentivise my supporters. I already have a solution, it's called pocket money.

https://sman1salatiga.sch.id/forums/user/rentalmobiljogja/https://www.dkki.co.id/forums/user/rentalmobiljogja
http://infotama.net.id/forums/user/rentalmobiljogja/
https://silver.co.id/website/forums/user/rentalmobiljogja/
http://jakpros.pogijaya.or.id/forums/users/rentalmobiljogja/
https://morsbags.com/forums/users/rentalmobiljogja-murah/
https://distan.sukabumikota.go.id/forums/user/rentalmobiljogja/
http://www.fplindonesia.com/forums/users/rentalmobiljogja/

desain logo, Dec 15 2019 on www.redhotbelgian.com